public static function getSettings($param = null)
 {
     $ret = parent::getSettings($param);
     $ret['pagesize'] = 2;
     $ret['placeholder'] = array('first' => 'f', 'previous' => 'p', 'next' => 'n', 'last' => 'l', 'prefix' => '');
     return $ret;
 }
 public static function getSettings()
 {
     $ret = parent::getSettings();
     $ret['pagesize'] = 25;
     return $ret;
 }
 public static function getSettings($param = null)
 {
     $ret = parent::getSettings($param);
     $ret['pagesize'] = 20;
     return $ret;
 }